发明名称 Protective guard for a security alarm device
摘要 A guard structure for protecting egress-type alarm control devices. The guard includes a protective barrier having an access opening passing therethrough to permit immediate access to the control device. The guard further includes mounting brackets for mounting the protective barrier to a mounting surface over and in a spaced apart relation from the alarm device.
申请公布号 US5388800(A) 申请公布日期 1995.02.14
申请号 US19930084612 申请日期 1993.07.01
申请人 FRY, JESSIE B. 发明人 FRY, JESSIE B.
分类号 G08B29/04;(IPC1-7):F16M13/02 主分类号 G08B29/04
代理机构 代理人
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